Dimension-adjustable electroencephalogram helmet

Abstract

The utility model discloses a size-adjustable electroencephalogram helmet. The size-adjustable electroencephalogram helmet comprises at least one telescopic module, the telescopic module comprises a first part, at least one second part, a gear, an elastic mechanism and at least one stretching part. The gear is arranged based on the first component through the elastic mechanism, and the elastic mechanism provides pre-tightening force in the set direction for the gear. The rotation of the gear can drive the elastic mechanism to form corresponding elastic deformation; the second part of the stretching piece is connected with the second component; a rack is arranged at the first part of the stretching piece, is positioned on the set side of the gear and can be meshed with the gear; in the state that the second part applies set acting force to the stretching part, the rack of the stretching part can drive the gear to rotate, and therefore the elastic mechanism is driven to deform; and in the state that the set external force disappears, the stretching piece is reset under the action of the reset force of the elastic mechanism. According to the electroencephalogram helmet with the adjustable size, the size of the electroencephalogram helmet can be adjusted in a self-adaptive mode according to the head shape of a user.

Description

Technical Field

[0001] The utility model belongs to the technical field of electroencephalogram equipment and relates to an electroencephalogram helmet, in particular to an electroencephalogram helmet with adjustable size. Background Art

[0002] EEG helmets are devices used to detect neural signals, and are usually equipped with several sensing electrodes. When a user wears an EEG helmet, the sensing electrodes are close to the scalp to sense neural signals, and can transmit the sensed signals to a set terminal device.

[0003] Existing EEG helmets are usually not adjustable in size and cannot meet the needs of users with different head shapes. Some EEG helmets are adjustable in size, but they do not have a shell, and the various electrode sensors are connected by flexible materials, with cables exposed, which need to be frequently tidied and are not aesthetically pleasing.

[0004] In view of this, there is an urgent need to design a new EEG helmet to overcome at least some of the above-mentioned defects of existing EEG helmets. Utility Model Content

[0005] The utility model provides an electroencephalogram helmet with adjustable size, which can adaptively adjust the size of the electroencephalogram helmet according to the head shape of the user.

[0006] In order to solve the above technical problems, according to one aspect of the utility model, the following technical solution is adopted:

[0007] An adjustable size EEG helmet, the adjustable size EEG helmet comprising at least one telescopic module; the telescopic module comprising a first component, at least one second component, a gear, an elastic mechanism and at least one stretching member;

[0008] The gear is arranged based on the first component through an elastic mechanism, and the elastic mechanism provides a preload force in a set direction to the gear; the rotation of the gear can drive the elastic mechanism to form a corresponding elastic deformation;

[0009] The second portion of the stretching member is connected to the second member; the first portion of the stretching member is provided with a rack, the rack is located at a set side of the gear and can mesh with the gear;

[0010] When the second component applies a set force to the stretching member, the rack of the stretching member can drive the gear to rotate, thereby causing the elastic mechanism to deform; when the set external force disappears, the stretching member is reset under the action of the reset force of the elastic mechanism.

[0011] As an implementation manner of the present utility model, the elastic mechanism is a coil spring; one end of the coil spring is fixed to the first component, and the other end is fixed to the rotating shaft of the gear.

[0012] As an embodiment of the present utility model, the telescopic module includes a first telescopic module, the first telescopic module includes two stretching members and two second members, the two stretching members are respectively recorded as a first stretching member and a second stretching member, and the two second members are respectively recorded as a second member A and a second member B;

[0013] The second portion of the first stretching member is disposed on the second component A; the first stretching member is provided with a first hollow area, and a first rack is provided on one side of the first hollow area;

[0014] The second portion of the second stretching member is disposed on the second component B; the second stretching member is provided with a second hollow area, and a second rack is provided on one side of the second hollow area;

[0015] The first rack and the second rack are respectively located on both sides of the gear; the first stretching member and the second stretching member can be stretched in opposite directions, so as to adjust the distance between the first component and the two second components.

[0016] As an implementation manner of the present utility model, the first rack is arranged above the second rack.

[0017] As an implementation mode of the utility model, the telescopic module includes a second telescopic module; the second telescopic module is only provided with one stretching member and only provided with one second component; the first component is connected to the second component through the stretching member and a gear provided with an elastic mechanism.

[0018] As an embodiment of the utility model, the telescopic module is provided with at least three stretching members and at least three second components, and the second portion of each stretching member is fixed to the corresponding second component; the first component is connected to each second component through the corresponding stretching member and a gear provided with an elastic mechanism.

[0019] As an implementation mode of the utility model, in each telescopic module, the second component of one telescopic module serves as the first component of another telescopic module; the telescopic modules are spliced ​​with each other to form the appearance of the EEG helmet.

[0020] As an implementation mode of the utility model, the stretching piece is a strip-shaped stretching piece; the stretching piece is provided with a strip-shaped hollow area, and a rack is provided on one side of the strip-shaped hollow area; the gear passes through the hollow area, and the gear is meshed with the rack.

[0021] According to another aspect of the utility model, the following technical solution is adopted: an adjustable size EEG helmet, the adjustable size EEG helmet comprising a helmet body, a plurality of electrode head mounting seats and a plurality of electrode heads, each electrode head mounting seat being arranged on the helmet body;

[0022] The electrode head mounting seat includes a mounting seat body, a second elastic mechanism and an electrode head connecting portion, the first end of the second elastic mechanism is fixed to the corresponding mounting seat body, the second end of the second elastic mechanism is fixedly arranged at the electrode head connecting portion; the electrode head is arranged at the electrode head connecting portion.

[0023] As an embodiment of the present utility model, the electrode head mounting seat further comprises a lining mechanism, the lining mechanism is in the shape of a hollow cylinder, and the lining mechanism is arranged in the mounting seat body;

[0024] The lining mechanism is provided with an internal thread, and the electrode head connecting part is provided with an external thread; the external thread of the electrode head connecting part can cooperate with the internal thread of the lining mechanism, so that the electrode head connecting part can adjust the depth of entering the lining mechanism.

[0025] The beneficial effect of the utility model is that the size-adjustable EEG helmet proposed by the utility model can adaptively adjust the size of the EEG helmet according to the head shape of the user. At the same time, the EEG helmet has a relatively stable shell, so that the circuit board, sensor motor and cables inside the EEG helmet can be better protected, and the EEG helmet is more beautiful. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is a schematic diagram of the structure of an adjustable-size EEG helmet in one embodiment of the utility model.

[0027] Figure 2 It is a structural schematic diagram of the first telescopic module in one embodiment of the utility model.

[0028] Figure 3 It is a structural schematic diagram of the first telescopic module in one embodiment of the utility model.

[0029] Figure 4 It is a structural schematic diagram of the second telescopic module in one embodiment of the utility model.

[0030] Figure 5 It is a structural schematic diagram of the second telescopic module in one embodiment of the utility model.

[0031] Figure 6 This is a schematic diagram of the structure in which electrodes are installed on an EEG helmet component in one embodiment of the utility model.

[0032] Figure 7 It is a schematic structural diagram of an electrode head mounting seat in one embodiment of the utility model.

[0033] Figure 8 It is a schematic structural diagram of an electrode head mounting seat in one embodiment of the utility model.

[0034] Fig. 9It is a schematic structural diagram of an electrode head mounting seat in one embodiment of the utility model.

[0035] Fig.10 It is a schematic structural diagram of an electrode head mounting seat in one embodiment of the utility model. DETAILED DESCRIPTION

[0036] The preferred embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

[0037] In order to further understand the present invention, preferred embodiments of the present invention are described below in conjunction with examples. However, it should be understood that these descriptions are only for further illustrating the features and advantages of the present invention, rather than limiting the claims of the present invention.

[0038] The description in this section is only for several typical embodiments, and the present invention is not limited to the scope of the embodiments. The same or similar prior art means and some technical features in the embodiments are mutually replaced and are also within the scope of the present invention.

[0039] The term “connection” in the specification includes both direct connection and indirect connection.

[0040] The utility model discloses an electroencephalogram helmet with adjustable size. Figure 1 This is a schematic diagram of the structure of an adjustable size EEG helmet in one embodiment of the utility model; please refer to Figure 1 The telescopic module includes a first component 1, at least one second component 2, a gear 3, an elastic mechanism 4 and at least one stretching member 5. The first component 1 and the second component 2 can be a component frame forming the entire EEG helmet shell, and holes, slots, etc. can be set as needed.

[0041] The gear 3 is arranged based on the first component 1 through an elastic mechanism 4, and the elastic mechanism 4 provides a preload force in a set direction to the gear 3; the rotation of the gear 3 can drive the elastic mechanism 4 to form a corresponding elastic deformation; the second part of the stretching member 5 is connected to the second component 2. The first part of the stretching member 5 is provided with a rack 6, and the rack 6 is located on the set side of the gear 3 and can mesh with the gear 3. In one embodiment, the stretching member 5 can be a strip-shaped stretching sheet; the stretching member 5 is provided with a strip-shaped hollow area, and a rack 6 is provided on one side of the strip-shaped hollow area; the gear passes through the hollow area, and the gear meshes with the rack.

[0042] When the second component 2 applies a set force to the stretching member 5, the rack 6 of the stretching member 5 can drive the gear 3 to rotate, thereby causing the elastic mechanism 4 to deform; when the set external force disappears, the stretching member 5 is reset under the action of the reset force of the elastic mechanism 4.

[0043] In an embodiment of the present invention, the elastic mechanism 4 is a coil spring; one end of the coil spring is fixed to the first component 1 , and the other end is fixed to the rotating shaft of the gear 3 .

[0044] In one embodiment of the present utility model, the telescopic module includes a first telescopic module; Figure 2 , Figure 3 This is a schematic diagram of the structure of the first telescopic module in an embodiment of the utility model. Figure 2 , Figure 3 The first telescopic module includes two stretching members 5 and two second members 2, the two stretching members 5 are respectively recorded as the first stretching member and the second stretching member, and the two second members 2 are respectively recorded as the second member 2A and the second member 2B.

[0045] The second part of the first tensile member is arranged on the second part 2A; the first tensile member is provided with a first hollow area, and a first rack is arranged on one side of the first hollow area. The second part of the second tensile member is arranged on the second part 2B; the second tensile member is provided with a second hollow area, and a second rack is arranged on one side of the second hollow area.

[0046] The first rack and the second rack are respectively located on both sides of the gear 3; the first stretching member and the second stretching member can be stretched in opposite directions, so as to adjust the distance between the first component and the two second components. In one embodiment, the first rack is arranged above the second rack.

[0047] In another embodiment of the present utility model, the telescopic module includes a second telescopic module; Figure 4 , Figure 5 This is a schematic diagram of the structure of the second telescopic module in an embodiment of the utility model. Figure 4 , Figure 5 The second telescopic module is provided with only one stretching member 5 and only one second component 2; the first component 1 is connected to the second component 2 through the stretching member 5 and the gear 3 provided with an elastic mechanism 4.

[0048] Of course, the telescopic module can also be provided with at least three stretching members 5 and at least three second components 2, and the second part of each stretching member 5 is fixed to the corresponding second component 2; the first component 1 is connected to each second component 2 through the corresponding stretching member 5 and the gear 3 provided with the elastic mechanism 4.

[0049] In addition, in each telescopic module, the second component 2 of one telescopic module can be used as the first component 1 of another telescopic module; Figure 2 , Figure 3As shown, the second parts 2A and 2B of the telescopic module are respectively provided with gears, and the second parts 2A and 2B are respectively used as the first parts of other telescopic modules. In this way, the entire EEG helmet can be more compact and the contraction effect is better. The telescopic modules are spliced ​​with each other to form the appearance of the EEG helmet.

[0050] Figure 6 This is a schematic diagram of the structure of the electrode installed on the EEG helmet component in one embodiment of the utility model; please refer to Figure 6 In another embodiment of the present invention, the size-adjustable EEG helmet includes a helmet body (such as Figure 1 As shown), a plurality of electrode head mounting seats 20 and a plurality of electrode heads 30, each electrode head mounting seat 20 is arranged on the helmet body.

[0051] Figures 7 to 10 This is a schematic diagram of the structure of the electrode head mounting seat in one embodiment of the utility model; please refer to Figures 7 to 10 In one embodiment of the utility model, the electrode head mounting seat 20 includes a mounting seat body 21, a second elastic mechanism 22 and an electrode head connecting portion 23, the first end of the second elastic mechanism 22 is fixed to the corresponding mounting seat body 21, and the second end of the second elastic mechanism 22 is fixedly arranged at the electrode head connecting portion 23; the electrode head connecting portion 23 is provided with the electrode head 30.

[0052] In one embodiment of the present utility model, the electrode head mounting seat 20 further includes a lining mechanism 24, which is in the shape of a hollow cylinder and is disposed in the mounting seat body 21. The lining mechanism 24 is provided with an internal thread, and the electrode head connecting portion 23 is provided with an external thread; the external thread of the electrode head connecting portion 23 can be matched with the internal thread of the lining mechanism 24, so that the electrode head connecting portion 23 can adjust the depth of entering the lining mechanism 24, thereby adjusting the height of the electrode head connecting portion 23 above the lining mechanism 24, so that the installation height of the electrode head 30 is adjusted.

[0053] In summary, the size-adjustable EEG helmet proposed by the utility model can adaptively adjust the size of the EEG helmet according to the user's head shape. At the same time, the EEG helmet has a relatively stable shell, so that the circuit board, sensor motor and cables inside the EEG helmet can be better protected, and the EEG helmet is more beautiful.

[0054] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0055] The description and application of the utility model here are illustrative, and it is not intended to limit the scope of the utility model to the above-mentioned embodiments. The effects or advantages involved in the embodiments may not be embodied in the embodiments due to interference from various factors, and the description of the effects or advantages is not used to limit the embodiments. The deformation and changes of the embodiments disclosed here are possible, and the replacement of the embodiments and the various equivalent components are well known to those of ordinary skill in the art. It should be clear to those skilled in the art that the utility model can be implemented in other forms, structures, arrangements, proportions, and with other components, materials and parts without departing from the spirit or essential features of the utility model. Other deformations and changes can be made to the embodiments disclosed here without departing from the scope and spirit of the utility model.

Claims

1. An adjustable size EEG helmet, characterized in that: The size-adjustable EEG helmet comprises at least one telescopic module; the telescopic module comprises a first component, at least one second component, a gear, an elastic mechanism and at least one stretching member; The gear is arranged based on the first component through an elastic mechanism, and the elastic mechanism provides a preload force in a set direction to the gear; the rotation of the gear can drive the elastic mechanism to form a corresponding elastic deformation; The second portion of the stretching member is connected to the second member; the first portion of the stretching member is provided with a rack, the rack is located at a set side of the gear and can mesh with the gear; When the second component applies a set force to the stretching member, the rack of the stretching member can drive the gear to rotate, thereby causing the elastic mechanism to deform; When the external force disappears, the stretching member is reset under the action of the reset force of the elastic mechanism.

2. The size-adjustable EEG helmet according to claim 1, characterized in that: The elastic mechanism is a coil spring; one end of the coil spring is fixed to the first component, and the other end is fixed to the rotating shaft of the gear.

3. The size-adjustable EEG helmet according to claim 1, characterized in that: The telescopic module includes a first telescopic module, and the first telescopic module includes two stretching members and two second members, the two stretching members are respectively recorded as a first stretching member and a second stretching member, and the two second members are respectively recorded as a second member A and a second member B; The second portion of the first stretching member is disposed on the second component A; the first stretching member is provided with a first hollow area, and a first rack is provided on one side of the first hollow area; The second portion of the second stretching member is disposed on the second component B; the second stretching member is provided with a second hollow area, and a second rack is provided on one side of the second hollow area; The first rack and the second rack are respectively located on both sides of the gear; the first stretching member and the second stretching member can be stretched in opposite directions, so as to adjust the distance between the first component and the two second components.

4. The size-adjustable EEG helmet according to claim 3, characterized in that: The first rack is arranged above the second rack.

5. The size-adjustable EEG helmet according to claim 1, characterized in that: The telescopic module includes a second telescopic module; the second telescopic module is provided with only one stretching member and only one second component; the first component is connected to the second component through the stretching member and a gear provided with an elastic mechanism.

6. The size-adjustable EEG helmet according to claim 1, characterized in that: The telescopic module is provided with at least three stretching members and at least three second components, and the second portion of each stretching member is fixed to the corresponding second component; the first component is connected to each second component through the corresponding stretching member and a gear provided with an elastic mechanism.

7. The size-adjustable EEG helmet according to claim 1, characterized in that: In each telescopic module, the second component of one telescopic module serves as the first component of another telescopic module; the telescopic modules are spliced ​​with each other to form the appearance of the EEG helmet.

8. The size-adjustable EEG helmet according to claim 1, characterized in that: The stretching piece is a strip-shaped stretching piece; the stretching piece is provided with a strip-shaped hollow area, and a rack is provided on one side of the strip-shaped hollow area; the gear passes through the hollow area, and the gear is meshed with the rack.

9. An adjustable size EEG helmet, characterized in that: The size-adjustable EEG helmet comprises a helmet body, a plurality of electrode head mounting seats and a plurality of electrode heads, wherein each electrode head mounting seat is arranged on the helmet body; The electrode head mounting seat includes a mounting seat body, a second elastic mechanism and an electrode head connecting portion, the first end of the second elastic mechanism is fixed to the corresponding mounting seat body, the second end of the second elastic mechanism is fixedly arranged at the electrode head connecting portion; the electrode head is arranged at the electrode head connecting portion.

10. The size-adjustable EEG helmet according to claim 9, characterized in that: The electrode head mounting seat further comprises a lining mechanism, which is in the shape of a hollow cylinder and is arranged in the mounting seat body; The lining mechanism is provided with an internal thread, and the electrode head connecting part is provided with an external thread; the external thread of the electrode head connecting part can cooperate with the internal thread of the lining mechanism, so that the electrode head connecting part can adjust the depth of entering the lining mechanism.

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